import java.util.Random;
import java.util.Scanner;

public class exercise {
    public static void main(String[] args) {
      /*  Scanner put = new Scanner(System.in);
        System.out.println("请输入名字");
        String name = put.nextLine();
        System.out.println(name);

        System.out.println("请输入年龄");
        int age = put.nextInt();
        System.out.println("年龄"+ age);*/
        //生成随机数
       /* Random random = new Random();
        int n = random.nextInt(100);
        System.out.println(n);*/

        int x = 3;
        int y = 4;
        int ret = add(x, y);
        System.out.println(ret);
    }
    public static int add(int a, int b) {
        return a + b;
    }

    }
}
